All Developer Tools
Browse our complete collection of 31+ free developer tools. No registration required - start using any tool instantly.
Popular
JWT Token Generator
Generate and decode JSON Web Tokens with custom payloads and algorithms
Security
Popular
Password Generator
Create secure passwords with customizable length, complexity, and character sets
Security
Hash Generator
Generate MD5, SHA-1, SHA-256, SHA-512 hashes from any input text or file
Security
HMAC Generator
Generate Hash-based Message Authentication Codes for data integrity
Security
RSA Key Generator
Generate RSA public/private key pairs for encryption and signing
Security
Popular
Slug Generator
Convert text to URL-friendly slugs with customizable separators and case options
Text
Lorem Ipsum Generator
Generate placeholder text in paragraphs, words, or sentences for mockups
Text
Text Case Converter
Convert text between uppercase, lowercase, title case, and camelCase
Text
Word Counter
Count words, characters, paragraphs, and reading time for any text
Text
Text Diff Checker
Compare two texts and highlight differences line by line
Text
Base64 Encoder/Decoder
Encode and decode Base64 strings with support for files and images
Encoding
URL Encoder/Decoder
Encode and decode URLs and query parameters for web development
Encoding
HTML Entity Encoder
Convert special characters to HTML entities and vice versa
Encoding
JSON Formatter
Format, validate, and minify JSON data with syntax highlighting
Encoding
XML Formatter
Format and validate XML documents with proper indentation
Encoding
Unix Timestamp Converter
Convert between Unix timestamps and human-readable date formats
Time
Date Calculator
Calculate differences between dates and add/subtract time periods
Time
Timezone Converter
Convert time across different timezones
Time
Cron Expression Generator
Generate and validate cron expressions for scheduled tasks
Time
Popular
UUID Generator
Generate unique identifiers (UUID v1, v4) for your applications
Utilities
QR Code Generator
Generate QR codes for URLs, text, WiFi credentials, and more
Utilities
Regex Tester
Test and visualize regular expressions interactively
Utilities
Email Validator
Validate email addresses and check for common formatting issues
Utilities
IP Address Lookup
Get detailed information about IP addresses including location
Utilities
SQL Formatter
Format SQL queries with proper indentation
Developer
MongoDB Query Builder
Build MongoDB queries with a visual interface
Database
Database Schema Generator
Generate database schemas from JSON or CSV data
Database
Image Compressor
Compress images while maintaining quality for web optimization
Performance
CSS & JS Minifier
Compress CSS, JavaScript, and JSON code to reduce file sizes
Performance
Number Base Converter
Convert numbers between binary, decimal, hexadecimal, and octal
Math
Percentage Calculator
Calculate percentages, percentage changes, and ratios
Math
Showing all 31 tools